Valence e-, bohr models and EM Spectrum

Valence electrons are found in the ______ energy level.

• Farthest in
• Middle
• Outermost

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

What element is this?

• Helium
• Hydrogen
• Argon
• Silver

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NGSS.HS-PS1-1

What is the name of this element?

• Lithium
• Boron
• Carbon
• Neon

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NGSS.HS-PS1-1

What group does this element belong to?

• Group 1: Alkali metals
• Group 18: Noble Gases
• Group 2: Alkaline-Earth Metals
• Group 17: Halogens

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NGSS.HS-PS1-1

The innermost energy level has a maximum of how many electrons?

• 1

• 2

• 6

• 8

Which group includes non-reactive gasses that have a full outer electron shell?

• Alkai Metals

• Alkaline Metals

• Halogens

• Noble Gases

Elements with the same number of valence electrons are located in the same:

• Period

• Group

• Table

• Row

The period number tells you:

• How many protons

• How many neutrons

• Number of energy levels

• Number of valence electrons

How many energy levels are in an atom of aluminum, Al?

• 1

• 3

• 4

• 2

Light is a form of 

• energy
• radiation
• reflection

Tags

NGSS.HS-PS4-3

NGSS.HS-PS4-4